Tarun: Einstein's block universe gives us an equally good reason to not believe in libertarian free will given that the future is fixed. Nelita S says, I was wondering what your thoughts are in terms of the first law of thermodynamics and understanding us humans as quantum systems. What happens to our energy after death? does it die with us? Does it evaporate like a black hole? Does it transform into another form like dirt? You have exactly the same amount of energy the moment after you die as the moment before.